This seems like kind of a strange telling of history. Were extensions ever abolished in OS 9? Mac OS X was an open platform for its first 10 years. It only star

This seems like kind of a strange telling of history. Were extensions ever abolished in OS 9? Mac OS X was an open platform for its first 10 years. It only started to get locked down in 2011 and 2012 with the Mac App Store and Gatekeeper.